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Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Twin Lakes (Calhoun County, Iowa, USA)


Class
 
Arachnida
Lamarck, 1801
Arachnids
9
9
12
Families
Genera
Species
 
Taxom
 


List of families for Twin Lakes (Iowa)
9 Families width 12 Species
Lycosidae Lehtinen & H..., 1979Ground Spiders1SpeciesTaxom
Dysderidae C. L. Koch, 1837Dysderid spiders2SpeciesTaxom
Gnaphosidae (Pocock, 1898)Flat-bellied ground spiders1SpeciesTaxom
Araneidae Simon, 1895Golden orb web spiders2SpeciesTaxom
Sclerosomatidae Simon, 1879Sclerosomatid Harvestmen2SpeciesTaxom
Tanaupodidae Thor, 19351SpeciesTaxom
Sabaconidae Dresco, 1970Sabaconid Harvestmen1SpeciesTaxom
Linyphiidae Blackwall, 1859Dwarf spiders1SpeciesTaxom
Tetragnathidae Menge, 1866Elongated Orb Weavers1SpeciesTaxom


Genera for Twin Lakes (Iowa)
9 Genera with 12 Species
Alopecosa Simon, 1877Fox spiders1SpeciesTaxom
Dysdera Latreille, 20012SpeciesTaxom
Haplodrassus Chamberlin, 18391SpeciesTaxom
Larinioides Caporiacco, 1758Furrow spiders2SpeciesTaxom
Leiobunum C. L. Koch, 1890Daddy Long Leg Spiders2SpeciesTaxom
Polydiscia Methlagl, 20031SpeciesTaxom
Sabacon Simon, 18841SpeciesTaxom
Tapinocyba Simon, 19131SpeciesTaxom
Tetragnatha Latreille, 1842Four-jawed spider1SpeciesTaxom


Species list for Twin Lakes (Iowa)
12 Species
Alopecosa kochi Keyserling, 1877
Dysdera nomada Eugène Simon, 1910Stocky cerith
Dysdera pristiphora Carlo Pesarini, 2001
Haplodrassus signifer (C. L. Koch, 1839)⇒ Haplodrassus pugnans Simon, 1880
Larinioides cornutus Clerck, 1758Furrow orb spider
Larinioides patagiatus Clerck, 1758Ornamental Orbweaver
Leiobunum aldrichi Weed, 1893
Leiobunum politum Weed, 1890
Polydiscia deuterosminthurus Baquero, Mor..., 2003
Sabacon cavicolens Packard, 1884Cavernicolous Harvestman
Tapinocyba bicarinata James Henry ..., 1913
Tetragnatha versicolor Walckenaer, 1842

Subnodes of Arachnida with occurrences in Twin Lakes (Iowa)
SubclassDromopoda
Shultz, 1990
2
2
3
Families
Genera
Species

Taxom

SubclassMicrura
Ehrenberg, 1831
7
7
9
Families
Genera
Species

Taxom



Arachnida (Lamarck 1801)
Arachnida (Lamarck 1801)


Links, sources and further information
Arachnida at biolcoll.utu.fi
Arachnida at wiki.spinnen-forum.de
Arachnida at spiderling.de
Arachnida at wsc.nmbe.ch
Arachnida at artfakta.se
Arachnida at biodiversity.org.au
Arachnida at dyntaxa.se
Arachnida at gbif.org
Arachnida at irmng.org
Arachnida at itis.gov
Arachnida at marinespecies.org